2⁶ × 5 × 13 × 151

Prime Factor Structure

Factorization String 2^6 × 5 × 13 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 56

Divisor Sum (σ) 1,621,536

Proper Divisor Sum 993,376

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #628139 ← → #628171

1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 130 151 160 208 260 302 320 416 520 604 755 832 1,040 1,208 1,510 1,963 2,080 2,416 3,020 3,926 4,160 4,832 6,040 7,852 9,664 9,815 12,080 15,704 19,630 24,160 31,408 39,260 48,320 62,816 78,520 125,632 157,040 314,080 628,160

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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